Task Group on the Fundamental Physical Constants

The CODATA Task Group on Fundamental Constants periodically provides the scientific and technological communities with a self-consistent set of internationally recommended values of the basic constants and conversion factors of physics and chemistry based on all of the relevant data available at a given point in time.

http://www.codata.org/taskgroups/TGfundconst/index.html

International implementation

Ongoing from

U.S. National Institute of Standards and Technology

* Access to information and knowledge
* ICT applications: benefits in all aspects of life

• Project